| Bootleg | BBC One | comedy film | 1 | 3 |
| Boots N' All | Sky Sports | — | — | — |
| Booze Britain | — | — | — | — |
| Borat's Television Programme | Channel 4 | — | — | 2 |
| Borderline | Channel 5 | — | 1 | 6 |
| Born from the Same Stranger | — | — | — | — |
| Born in the USSR: 21 Up | — | documentary film | — | — |
| Born Talking: A Personal Inquiry into Language | — | — | — | — |
| Born to Be Different | — | documentary film, documentary television program | — | — |
| Born to Be Wild | — | — | — | — |
| Born to Kill | — | — | — | 4 |
| Born to Kill? | — | — | 3 | 25 |
| Born to Run | — | — | — | 6 |
| Born to Shine | — | reality television | 1 | 6 |
| Both Ends Meet | — | — | — | — |
| Bottle Boys | London Weekend Television | sitcom | 2 | 13 |
| Bottom | BBC Two, British Broadcasting Corporation | sitcom | 3 | 18 |
| Boulton & Co | Sky News | — | — | — |
| Bounty Hunters | Sky One | — | — | 11 |
| Bouquet of Barbed Wire | ITV | — | — | — |
| Bowler | London Weekend Television | sitcom | 1 | 13 |
| Box Clever | BBC One | game show | — | — |
| Boy Dominic | ITV | — | 2 | 21 |
| Boy Meets Girl | BBC Two | sitcom, LGBT-related television series | 2 | 6 |
| Boy Meets Girl | ITV | comedy drama, drama television series | 1 | 4 |
| Boy Meets Girls | ITV | — | — | — |
| Boyd Q.C. | ITV | drama television series | — | 1 |
| Boys and Girls | Channel 4 | game show | 1 | 6 |
| Boys from the Blackstuff | BBC Two | drama television series, miniseries | — | 5 |
| Boys from the Bush | BBC One | drama television series | 2 | 20 |
| Bradley Walsh & Son: Breaking Dad | — | — | — | — |
| Brain Candy | — | — | — | — |
| Brain-Jitsu | BBC Children's and Education | — | 1 | 25 |
| Brainbox Challenge | BBC Two | game show | 1 | 20 |
| Brainiac's Test Tube Baby | — | — | 1 | 16 |
| Brainiac: History Abuse | Discovery Channel | documentary film | 1 | 8 |
| Brainiac: Science Abuse | Discovery Channel | documentary film | 6 | 60 |
| Brainstorm | BBC One | — | 1 | 7 |
| BrainTeaser | RTL 4, RTL 5, Channel 5 | game show | — | 1,122 |
| Bramwell | ITV | drama television series | 4 | 28 |
| Brass | ITV | — | 3 | 32 |
| Brass Eye | Channel 4 | mockumentary | — | 7 |
| Brass Tacks | — | — | — | — |
| Brassic | Sky One | comedy television series | 6 | 50 |
| Brat Camp | Channel 4 | reality television | — | — |
| Brawn: The Impossible Formula 1 Story | Disney+ | sports documentary | 1 | 4 |
| Brazen | Men & Motors | — | — | 20 |
| Brazil with Michael Palin | BBC One | documentary film | 1 | 4 |
| Bread | BBC One | sitcom | 8 | 74 |
| Break in the Sun | — | — | — | 6 |
| Break Point | Netflix | documentary television program | 2 | 16 |
| Break the Safe | BBC One | — | 2 | 15 |
| Break with the Boss | Sky Witness | game show | 1 | 8 |
| Breakfast News | BBC One | — | — | — |
| Breakfast Serials | — | children's television series, anthology series | — | — |
| Breakfast Time | BBC One | — | — | — |
| Breakfast with Brisbane | — | — | — | — |
| Breakfast with Frost | BBC One | — | — | 577 |
| Breaking Magic | Discovery Channel | entertainment | 2 | 24 |
| Breathless | ITV | — | 1 | 6 |